RANKING · 2024 ACS · 56 SHOWN OF 56

Oldest housing stock, Montana counties

Montana counties ranked by oldest median year of construction (2024 ACS). This list covers the 56 counties in Montana that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Deer Lodge County, MTMT9,7091954+1%

02Silver Bow County, MTMT36,1181956+1%

03Prairie County, MTMT1,1121957+0%

04Daniels County, MTMT1,6121958+1%

05Wheatland County, MTMT2,1001958+1%

06Teton County, MTMT6,4961962+1%

07Sheridan County, MTMT3,4361963+0%

08McCone County, MTMT1,7201964+0%

09Custer County, MTMT12,0341965+0%

10Dawson County, MTMT8,6921966+0%

11Fergus County, MTMT11,8251966+1%

12Powell County, MTMT7,1571966+0%

13Liberty County, MTMT1,9571966+1%

14Toole County, MTMT5,2111966+1%

15Valley County, MTMT7,3851966+0%

16Judith Basin County, MTMT2,1621967+1%

17Chouteau County, MTMT5,8651968+1%

18Pondera County, MTMT6,0721968+1%

19Cascade County, MTMT85,0291970+1%

20Hill County, MTMT16,1671971+1%

21Blaine County, MTMT6,8601972+0%

22Treasure County, MTMT7281972+1%

23Wibaux County, MTMT8851973+1%

24Glacier County, MTMT13,4631974+0%

25Golden Valley County, MTMT8441974+1%

26Phillips County, MTMT4,2031974+1%

27Roosevelt County, MTMT10,2421974+0%

28Carter County, MTMT1,3831975+1%

29Musselshell County, MTMT5,5821975+1%

30Big Horn County, MTMT12,7521976+0%

31Meagher County, MTMT2,1371976+1%

32Powder River County, MTMT1,7811976+1%

33Carbon County, MTMT11,4661977+1%

34Garfield County, MTMT1,1481978+1%

35Rosebud County, MTMT8,2531978+0%

36Beaverhead County, MTMT10,0431979+1%

37Sweet Grass County, MTMT3,7621979+1%

38Granite County, MTMT3,6581980+1%

39Park County, MTMT18,2141980+1%

40Richland County, MTMT11,3771980+1%

41Fallon County, MTMT2,9591982+1%

42Lewis and Clark County, MTMT75,3311982+1%

43Lincoln County, MTMT22,3281982+1%

44Yellowstone County, MTMT172,6921982+1%

45Mineral County, MTMT5,1851983+1%

46Petroleum County, MTMT5481983+1%

47Missoula County, MTMT123,5131985+1%

48Lake County, MTMT33,3921986+1%

49Stillwater County, MTMT9,4451986+1%

50Jefferson County, MTMT13,3291990+1%

51Flathead County, MTMT115,4291991+1%

52Ravalli County, MTMT48,5821991+1%

53Sanders County, MTMT14,0621992+1%

54Madison County, MTMT10,0261995+1%

55Gallatin County, MTMT128,7401998+1%

56Broadwater County, MTMT8,4932001+1%

SHOWING 1–56 OF 56

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES